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EN 1.4034 Stainless Steel vs. AISI 416 Stainless Steel

Both EN 1.4034 stainless steel and AISI 416 stainless steel are iron alloys. Their average alloy composition is basically identical. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4034 stainless steel and the bottom bar is AISI 416 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 14
13 to 31
Fatigue Strength, MPa 230 to 400
230 to 340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 420 to 540
340 to 480
Tensile Strength: Ultimate (UTS), MPa 690 to 900
510 to 800
Tensile Strength: Yield (Proof), MPa 390 to 730
290 to 600

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 770
680
Melting Completion (Liquidus), °C 1440
1530
Melting Onset (Solidus), °C 1390
1480
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
30
Thermal Expansion, µm/m-K 11
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.0
1.9
Embodied Energy, MJ/kg 27
27
Embodied Water, L/kg 100
100

Common Calculations

PREN (Pitting Resistance) 14
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 94
98 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 1370
220 to 940
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25 to 32
18 to 29
Strength to Weight: Bending, points 22 to 27
18 to 25
Thermal Diffusivity, mm2/s 8.1
8.1
Thermal Shock Resistance, points 24 to 32
19 to 30

Alloy Composition

Carbon (C), % 0.43 to 0.5
0 to 0.15
Chromium (Cr), % 12.5 to 14.5
12 to 14
Iron (Fe), % 83 to 87.1
83.2 to 87.9
Manganese (Mn), % 0 to 1.0
0 to 1.3
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0.15 to 0.35

Comparable Variants